If you find any of the following errors below in your /var/log/exim_mainlog log file. The fix below should resolve these errors 2013-12-22 03:16:00 Failed to get write lock for /var/spool/exim/db/ratelimit.lockfile: timed out 2013-12-22 03:16:00 H=[190.235.210.104]:13468 temporarily rejected connection in "connect" ACL: ratelimit database not available To fix these error , the exim cache database on the server needs to be …

A dot-file is generally any file whose name begins with a full stop. In Linux it is also called as hidden file. How do I list all dot files in my home directory? You can use the ls command to list all dot files in your current directory:   ls .* Sample outputs: .bash_history .bash_profile .bashrc .lesshst .profile .viminfo .: …

The cPanel/WHM is one of the best control panel in this field. The simplicity itself, is the important point for this control panel. We already discussed a lot of topics for cPanel. The installation steps are also quite simple. In computer networking, a port is a software construct serving as a communications endpoint in a computer’s host operating system. A …

The installation of PNP will be described in more detail. It is expected that nagios was compiled from source and is located in /usr/local/nagios. Attention: The description applies to the developer version PNP 0.6.0. Please note that PNP has to be configured after the installation. Make and more The installation of PNP is controlled by makefiles. The system is analyzed after invocation …

Maldet also known as Linux Malware Detect virus scanner for Linux. Linux Malware Detect (LMD) is a malware scanner for Linux released under the GNU GPLv2 license, that is designed around the threats faced in shared hosted environments. It uses threat data from network edge intrusion detection systems to extract malware that is actively being used in attacks and generates …

In this tutorial we will show you how to install and configuration of Transmission on your CentOS 6 server. For those of you who didn’t know, Transmission BitTorrent Client features a simple interface on top of a cross-platform back-end. Transmission is licensed as a free software under the terms of the GNU General Public License (GPL), with parts under the …

Having such issue starting/stopping CSF on RHEL/CentOS 7? # csf -x *WARNING* URLGET set to use LWP but perl module is not installed, reverting to HTTP::Tiny You have an unresolved error when starting csf: Error: /sbin/ifconfig (ifconfig binary location) -v does not exist!, at line 2510 in /usr/sbin/csf You need to restart csf successfully to remove this warning, or delete …